{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:LNXVTXI6WJAWK54LGBCEQZ5RDI","short_pith_number":"pith:LNXVTXI6","canonical_record":{"source":{"id":"2406.02689","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-04T18:02:18Z","cross_cats_sorted":[],"title_canon_sha256":"dc7c6dacc3c76b5127e4de1df98cfff2afb4f2930ad62f5df824decb37039f0e","abstract_canon_sha256":"fa2c85c1c552ac2a22c8b2630378eee595488072a3db152390b417b0fe41d56d"},"schema_version":"1.0"},"canonical_sha256":"5b6f59dd1eb24165778b30444867b11a1c72c9ce4a54ec3cbd791f609593db0a","source":{"kind":"arxiv","id":"2406.02689","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.02689","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"arxiv_version","alias_value":"2406.02689v1","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.02689","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_12","alias_value":"LNXVTXI6WJAW","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_16","alias_value":"LNXVTXI6WJAWK54L","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_8","alias_value":"LNXVTXI6","created_at":"2026-07-05T08:27:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:LNXVTXI6WJAWK54LGBCEQZ5RDI","target":"record","payload":{"canonical_record":{"source":{"id":"2406.02689","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-04T18:02:18Z","cross_cats_sorted":[],"title_canon_sha256":"dc7c6dacc3c76b5127e4de1df98cfff2afb4f2930ad62f5df824decb37039f0e","abstract_canon_sha256":"fa2c85c1c552ac2a22c8b2630378eee595488072a3db152390b417b0fe41d56d"},"schema_version":"1.0"},"canonical_sha256":"5b6f59dd1eb24165778b30444867b11a1c72c9ce4a54ec3cbd791f609593db0a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:27:28.824987Z","signature_b64":"4NMgvWMf/NSnsjIi9WzwnkkFQdkXtUM71qlOwxUXsZAnZFQulPLXQFW5nxgaHtJYpImyulAR1FIhwbi52vqHDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b6f59dd1eb24165778b30444867b11a1c72c9ce4a54ec3cbd791f609593db0a","last_reissued_at":"2026-07-05T08:27:28.824527Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:27:28.824527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.02689","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:27:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E8FJbA3zR8TQ0LDcXkgEms0CzT7Vss0QrBDnJ5wyxxVKxy65arODnSE7vz/+WgUscy0mhkXFzg+ZqDDxIy08AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:18:04.869999Z"},"content_sha256":"62b80b56c23279a5f601b1e53fe13e6f93994f9b22147320b0ca0f884c37bd93","schema_version":"1.0","event_id":"sha256:62b80b56c23279a5f601b1e53fe13e6f93994f9b22147320b0ca0f884c37bd93"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:LNXVTXI6WJAWK54LGBCEQZ5RDI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Geometric reheating of the Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Daniel G. Figueroa, Nicolas Loayza","submitted_at":"2024-06-04T18:02:18Z","abstract_excerpt":"We study the post-inflationary energy transfer from the inflaton ($\\phi$) into a scalar field ($\\chi$) non-minimally coupled to gravity through $\\xi R|\\chi|^2$, considering models with inflaton potential $V_{\\rm inf} \\propto |\\phi|^{\\,p}$ around $\\phi = 0$. This corresponds to the paradigm of {\\it geometric preheating}, which we extend to its non-linear regime via lattice simulations. Considering $\\alpha$-attractor T-model potentials as a proxy, we study the viability of proper {\\it reheating} for $p=2, 4, 6$, determining whether radiation domination (RD) due to energetic dominance of $\\chi$ o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.02689","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2406.02689/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:27:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t8dlO2QaPwG7Gl4r4DAYryfTNi3RJPRFmK7Cq+rn9uB2z4DWUUwUFtN04vcfZuF1PEOc/ugrW0Wn9DITccS9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:18:04.871191Z"},"content_sha256":"3435da85759e7a1b712fd01668ad624bd3cc71f293adf285229ffee5ba96de88","schema_version":"1.0","event_id":"sha256:3435da85759e7a1b712fd01668ad624bd3cc71f293adf285229ffee5ba96de88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/bundle.json","state_url":"https://pith.science/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-08T16:18:04Z","links":{"resolver":"https://pith.science/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI","bundle":"https://pith.science/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/bundle.json","state":"https://pith.science/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LNXVTXI6WJAWK54LGBCEQZ5RDI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:LNXVTXI6WJAWK54LGBCEQZ5RDI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"fa2c85c1c552ac2a22c8b2630378eee595488072a3db152390b417b0fe41d56d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-04T18:02:18Z","title_canon_sha256":"dc7c6dacc3c76b5127e4de1df98cfff2afb4f2930ad62f5df824decb37039f0e"},"schema_version":"1.0","source":{"id":"2406.02689","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.02689","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"arxiv_version","alias_value":"2406.02689v1","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.02689","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_12","alias_value":"LNXVTXI6WJAW","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_16","alias_value":"LNXVTXI6WJAWK54L","created_at":"2026-07-05T08:27:28Z"},{"alias_kind":"pith_short_8","alias_value":"LNXVTXI6","created_at":"2026-07-05T08:27:28Z"}],"graph_snapshots":[{"event_id":"sha256:3435da85759e7a1b712fd01668ad624bd3cc71f293adf285229ffee5ba96de88","target":"graph","created_at":"2026-07-05T08:27:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2406.02689/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the post-inflationary energy transfer from the inflaton ($\\phi$) into a scalar field ($\\chi$) non-minimally coupled to gravity through $\\xi R|\\chi|^2$, considering models with inflaton potential $V_{\\rm inf} \\propto |\\phi|^{\\,p}$ around $\\phi = 0$. This corresponds to the paradigm of {\\it geometric preheating}, which we extend to its non-linear regime via lattice simulations. Considering $\\alpha$-attractor T-model potentials as a proxy, we study the viability of proper {\\it reheating} for $p=2, 4, 6$, determining whether radiation domination (RD) due to energetic dominance of $\\chi$ o","authors_text":"Daniel G. Figueroa, Nicolas Loayza","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-04T18:02:18Z","title":"Geometric reheating of the Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.02689","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:62b80b56c23279a5f601b1e53fe13e6f93994f9b22147320b0ca0f884c37bd93","target":"record","created_at":"2026-07-05T08:27:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"fa2c85c1c552ac2a22c8b2630378eee595488072a3db152390b417b0fe41d56d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-04T18:02:18Z","title_canon_sha256":"dc7c6dacc3c76b5127e4de1df98cfff2afb4f2930ad62f5df824decb37039f0e"},"schema_version":"1.0","source":{"id":"2406.02689","kind":"arxiv","version":1}},"canonical_sha256":"5b6f59dd1eb24165778b30444867b11a1c72c9ce4a54ec3cbd791f609593db0a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b6f59dd1eb24165778b30444867b11a1c72c9ce4a54ec3cbd791f609593db0a","first_computed_at":"2026-07-05T08:27:28.824527Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:27:28.824527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4NMgvWMf/NSnsjIi9WzwnkkFQdkXtUM71qlOwxUXsZAnZFQulPLXQFW5nxgaHtJYpImyulAR1FIhwbi52vqHDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:27:28.824987Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.02689","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:62b80b56c23279a5f601b1e53fe13e6f93994f9b22147320b0ca0f884c37bd93","sha256:3435da85759e7a1b712fd01668ad624bd3cc71f293adf285229ffee5ba96de88"],"state_sha256":"7fb3d8fd4cf519b06eff02dc60178691ab9dfe0f670d682b2fcc63f9223103ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NrHRCmxVdZqPhXYp5M5Brwwyhm9KuIwPEO2g4HbqMmfAX/ETxbWS5KrYGLUDtR6DlhL84MdOwO2K9kZy+J9hDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T16:18:04.878657Z","bundle_sha256":"715632a8daf3fdc8fb93f4f550a74081eab61922cea3930ae88341195e937e5a"}}